Re: Fix checkpoint skip logic on idle systems by tracking LSN progress

On Fri, Sep 30, 2016 at 2:51 PM, Michael Paquier
<michael.paquier@gmail.com> wrote:
> On Fri, Sep 30, 2016 at 2:05 PM, Kyotaro HORIGUCHI
> <horiguchi.kyotaro@lab.ntt.co.jp> wrote:
>> At Fri, 30 Sep 2016 14:00:15 +0900 (Tokyo Standard Time), Kyotaro HORIGUCHI <horiguchi.kyotaro@lab.ntt.co.jp> wrote
in<20160930.140015.150178454.horiguchi.kyotaro@lab.ntt.co.jp>
 
>>> I don't see no problem in setting progressAt in XLogInsertRecord.
>>> But I doubt GetProgressRecPtr is harmful, especially when
>>
>> But I suspect that GetProgressRecPtr could be harmful.
>
> Well, you can maximize its effects by doing NUM_XLOGINSERT_LOCKS ==
> nproc and reducing checkpoint_timeout. That's what I did but..

Note: I am moving this patch to next CF.
-- 
Michael